47462940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:432

約数の個数: 144

約数和(自身を含む): 166333440

約数和(自身を除く): 118870500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 139, 140, 180, 210, 252, 271, 278, 315, 417, 420, 542, 556, 630, 695, 813, 834, 973, 1084, 1251, 1260, 1355, 1390, 1626, 1668, 1897, 1946, 2085, 2439, 2502, 2710, 2780, 2919, 3252, 3794, 3892, 4065, 4170, 4865, 4878, 5004, 5420, 5691, 5838, 6255, 7588, 8130, 8340, 8757, 9485, 9730, 9756, 11382, 11676, 12195, 12510, 14595, 16260, 17073, 17514, 18970, 19460, 22764, 24390, 25020, 28455, 29190, 34146, 35028, 37669, 37940, 43785, 48780, 56910, 58380, 68292, 75338, 85365, 87570, 113007, 113820, 150676, 170730, 175140, 188345, 226014, 263683, 339021, 341460, 376690, 452028, 527366, 565035, 678042, 753380, 791049, 1054732, 1130070, 1318415, 1356084, 1582098, 1695105, 2260140, 2373147, 2636830, 3164196, 3390210, 3955245, 4746294, 5273660, 6780420, 7910490, 9492588, 11865735, 15820980, 23731470, 47462940]

約数ペア:

[(1, 47462940), (2, 23731470), (3, 15820980), (4, 11865735), (5, 9492588), (6, 7910490), (7, 6780420), (9, 5273660), (10, 4746294), (12, 3955245), (14, 3390210), (15, 3164196), (18, 2636830), (20, 2373147), (21, 2260140), (28, 1695105), (30, 1582098), (35, 1356084), (36, 1318415), (42, 1130070), (45, 1054732), (60, 791049), (63, 753380), (70, 678042), (84, 565035), (90, 527366), (105, 452028), (126, 376690), (139, 341460), (140, 339021), (180, 263683), (210, 226014), (252, 188345), (271, 175140), (278, 170730), (315, 150676), (417, 113820), (420, 113007), (542, 87570), (556, 85365), (630, 75338), (695, 68292), (813, 58380), (834, 56910), (973, 48780), (1084, 43785), (1251, 37940), (1260, 37669), (1355, 35028), (1390, 34146), (1626, 29190), (1668, 28455), (1897, 25020), (1946, 24390), (2085, 22764), (2439, 19460), (2502, 18970), (2710, 17514), (2780, 17073), (2919, 16260), (3252, 14595), (3794, 12510), (3892, 12195), (4065, 11676), (4170, 11382), (4865, 9756), (4878, 9730), (5004, 9485), (5420, 8757), (5691, 8340), (5838, 8130), (6255, 7588)]